Table 1

Baseline characteristics of the study patients

Characteristic

Baseline value

Age (years)

55 (24 to 82)

Sex ratio (female:male)

7:3

Disease status

Disease duration (years)

14 (2 to 34)

Rheumatoid factor positivity (%)

76

Anti-cyclic citrullinated peptide positivity (%)

59

Disease Activity Score in 28 joints score

6.14 ± 1.38

C-reactive protein (mg/l)

36.2 ± 30.5

Data presented as mean (range) or mean ± standard deviation unless otherwise indicated.

Richez et al. Arthritis Research & Therapy 2009 11:R100   doi:10.1186/ar2746